Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Quem foi o time visitante no Princes Park?
 ###Tabelas: CREATE TABLE by_nationality (by_nationality_id AUTO_INCREMENT PRIMARY KEY, Country VARCHAR, Total Drivers INT, Champions INT, Championships INT, Current March 20, 2010 INT, First driver(s) VARCHAR, Last/Current driver(s) March 20, 2010 VARCHAR) CREATE TABLE 250_million_or_more_records (250_million_or_more_records_id AUTO_INCREMENT PRIMARY KEY, Artist VARCHAR, Country of origin VARCHAR, Period active VARCHAR, Release-year of first charted record INT, Genre VARCHAR, Claimed sales VARCHAR) CREATE TABLE bus_fleet (bus_fleet_id AUTO_INCREMENT PRIMARY KEY, Year VARCHAR, Make & Model VARCHAR, Length VARCHAR, Engine Type VARCHAR, Numbers VARCHAR) CREATE TABLE round_7 (round_7_id AUTO_INCREMENT PRIMARY KEY, Home team VARCHAR, Home team score VARCHAR, Away team VARCHAR, Away team score VARCHAR, Venue VARCHAR, Crowd INT, Date VARCHAR) CREATE TABLE men's_doubles:_16_10_titles_6_runner-ups (men's_doubles:_16_10_titles_6_runner-ups_id AUTO_INCREMENT PRIMARY KEY, Outcome VARCHAR, Year INT, Championship VARCHAR, Surface VARCHAR, Partner VARCHAR, Opponents in the final VARCHAR, Score in the final VARCHAR)  
SELECT Away team FROM round_7 WHERE Venue = princes park